AD 92-27-01

92-27-01 AEROSPATIALE: Amendment 39-8434. Docket No. 92-NM-147-AD.

Applicability: All Model ATR42 and ATR72 series airplanes, certificated in any category.

Compliance: Required as indicated, unless accomplished previously.

To prevent increased risk of injury to the passengers and crew members in the event of a fire within the airplane cabin, accomplish the following:

(a) For Model ATR42 series airplanes: Within 2 years after the effective date of this AD, remove the door linings and perform a general visual inspection to determine the date of their manufacture, in accordance with Aerospatiale Service Bulletin ATR42-25-0084, dated April 10, 1992.

(1) If the door linings were manufactured prior to January 15, 1990, prior to further flight, replace them with linings manufactured after January 15, 1990, in accordance with Aerospatiale Service Bulletin ATR42-25-0075, dated September 4, 1991.

(2) If the door linings were manufactured on or after January 15, 1990, reinstall the linings. No further action is required by this AD.

(b) For Model ATR72 series airplanes: Within 2 years after the effective date of this AD, remove the door linings and door posts and perform a general visual inspection to determine the date of their manufacture, in accordance with Aerospatiale Service Bulletin ATR72-25-1025, Revision 1, dated May 18, 1992.

(1) If the door linings or door posts were manufactured prior to January 15, 1990, prior to further flight, replace them with linings or posts manufactured after January 15, 1990, in accordance with ATR72-25-1020, dated September 4, 1991.

(2) If the door linings or door posts were manufactured on or after January 15, 1990, reinstall the linings or posts. No further action is required by this AD.

(c) An alternative method of compliance or adjustment of the compliance time that provides an acceptable level of safety may be used if approved by the Manager, Standardization Branch, ANM-113, FAA, Transport Airplane Directorate. Operators shall submit their requests through an appropriate FAA Principal Maintenance Inspector, who may add comments and then send it to the Manager, Standardization Branch, ANM-113.

NOTE: Information concerning the existence of approved alternative methods of compliance with this AD, if any, may be obtained from the Standardization Branch, ANM-113.

(d) Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate the airplane to a location where the requirements of this AD can be accomplished.

(e) The inspections and replacements shall be done in accordance with Aerospatiale Service Bulletin ATR42-25-0084, dated April 10, 1992; Aerospatiale Service Bulletin ATR42-25- 0075, dated September 4, 1991; Aerospatiale Service Bulletin ATR72-25-1025, Revision 1, dated May 18, 1992; or Aerospatiale Service Bulletin ATR72-25-1020, dated September 4, 1991; as applicable. Aerospatiale Service Bulletin ATR72-25-1025, Revision 1, dated May 18, 1992, contains the following list of effective pages:

Page Number Revision Level Shown on Page Date Shown on Page 1 1 May 18, 1992 2-9 Original April 10, 1992

This incorporation by reference was approved by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR Part 51. Copies may be obtained from Aerospatiale, 316 Route de Bayonne, 31060 Toulouse, Cedex 03, France. Copies may be inspected at the FAA, Transport Airplane Directorate, 1601 Lind Avenue, SW., Renton, Washington; or at the Office of the Federal Register, 800 North Capitol Street, NW., suite 700, Washington, DC.

(e) This amendment becomes effective on January 22, 1993.